NVIDIA GeForce GT 640M LE vs AMD Radeon HD 6430M

Comparative analysis of NVIDIA GeForce GT 640M LE and AMD Radeon HD 6430M videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory, Technologies. Benchmark videocards performance analysis: PassMark - G3D Mark, PassMark - G2D Mark, Geekbench - OpenCL, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Fps).

NVIDIA GeForce GT 640M LE

AMD Radeon HD 6430M

Differences

Reasons to consider the NVIDIA GeForce GT 640M LE

Videocard is newer: launch date 1 year(s) 3 month(s) later
2.4x more pipelines: 384 vs 160
2.5x better floating-point performance: 384.0 gflops vs 153.6 gflops
Around 96% higher memory clock speed: 3140 MHz vs 1600 MHz
3.6x better performance in PassMark - G3D Mark: 704 vs 193
Around 61% better performance in PassMark - G2D Mark: 171 vs 106

Specifications (specs)
Launch date	4 May 2012 vs 4 January 2011
Pipelines	384 vs 160
Floating-point performance	384.0 gflops vs 153.6 gflops
Memory clock speed	3140 MHz vs 1600 MHz
Benchmarks
PassMark - G3D Mark	704 vs 193
PassMark - G2D Mark	171 vs 106

Compare benchmarks

GPU 1: NVIDIA GeForce GT 640M LE
GPU 2: AMD Radeon HD 6430M

PassMark - G3D Mark

GPU 1

GPU 2

704

193

PassMark - G2D Mark

GPU 1

GPU 2

171

106

Name	NVIDIA GeForce GT 640M LE	AMD Radeon HD 6430M
PassMark - G3D Mark	704	193
PassMark - G2D Mark	171	106
Geekbench - OpenCL	2344
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	6.495
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	251.012
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.649
CompuBench 1.5 Desktop - Video Composition (Frames/s)	13.333
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	13.954
GFXBench 4.0 - Car Chase Offscreen (Frames)	1583
GFXBench 4.0 - Manhattan (Frames)	2289
GFXBench 4.0 - T-Rex (Frames)	3127
GFXBench 4.0 - Car Chase Offscreen (Fps)	1583
GFXBench 4.0 - Manhattan (Fps)	2289
GFXBench 4.0 - T-Rex (Fps)	3127

Compare specifications (specs)

	NVIDIA GeForce GT 640M LE	AMD Radeon HD 6430M
Essentials
Architecture	Fermi	TeraScale 2
Code name	GF108	Seymour
Launch date	4 May 2012	4 January 2011
Launch price (MSRP)	$849.99
Place in performance rating	1340	1343
Price now	$849.99
Type	Laptop	Laptop
Value for money (0-100)	1.17
Technical info
CUDA cores	Up to 384
Floating-point performance	384.0 gflops	153.6 gflops
Manufacturing process technology	40 nm	40 nm
Pipelines	384	160
Thermal Design Power (TDP)	20 Watt
Transistor count	585 million	370 million
Core clock speed		480 MHz
Texture fill rate		3.84 GTexel / s
Video outputs and ports
Display Connectors	No outputs	No outputs
HDCP
HDMI
Maximum VGA resolution	Up to 2048x1536
Compatibility, dimensions and requirements
Bus support	PCI Express 2.0, PCI Express 3.0
Interface	PCIe 2.0 x16	PCIe 2.0 x16
Laptop size	medium sized
API support
DirectX	12 API	11.2 (11_0)
OpenCL	1.1
OpenGL	4.5	4.4
Memory
Maximum RAM amount	1 GB	1 GB
Memory bus width	128bit	64 Bit
Memory clock speed	3140 MHz	1600 MHz
Memory type	DDR3\DDR5	DDR3
Shared memory	0	0
Memory bandwidth		12.8 GB / s
Technologies
3D Blu-Ray
3D Vision
3D Vision / 3DTV Play
CUDA
DirectCompute
DirectX 11	DirectX 11
Optimus
Verde Drivers